The WM_GETICON message is sent to a window to retrieve the handle of the large or small icon associated with a window. Windows displays the large icon in the Alt+Tab dialog, and the small icon in the window caption.
WM_GETICON fType = wParam; // icon type
Value |
Meaning |
ICON_BIG |
Retrieve the large icon for the window. |
ICON_SMALL |
Retrieve the small icon for the window. |
The return value is the handle of the large or small icon, depending on the value of fType. When an application receives this message, it can return the handle of a large or small icon, or pass the message to DefWindowProc.
DefWindowProc returns the handle of the large or small icon associated with the window, depending on the value of fType.
When an application receives this message, it can return the handle of a large or small icon, or pass the message to DefWindowProc.